Mary spent
37 of her money on magazines and
17 of her money on a cardigan. If she was left with $27,
- what fraction of her money was not spent?
- how much money did she have at first?
(a)
Fraction of money spent
=
37 +
17=
47Fraction of money left
= 1 -
47=
37(b)
Amount that Mary had at first = 7 u
Amount that Mary had left = 3 u
3 u = 27
1 u = 27 ÷ 3 = 9
Amount that she had at first
= 7 u
= 7 x 9
= $63
Answer(s): (a)
37; (b) $63